Home / 9,169,776.45-12,654,422.24-5,040,189.20

Finding the Fourth Proportional to 9,169,776.45, 12,654,422.24 and 5,040,189.20

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Solution

The fourth proportional to 9,169,776.45, 12,654,422.24 and 5,040,189.20 is: 6,955,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,776.45 : 12,654,422.24 = 5,040,189.20 : x
  2. Step 2: Convert to fraction form
    9,169,776.45/12,654,422.24 = 5,040,189.20/x
  3. Step 3: Cross multiply
    9,169,776.45x = 12,654,422.24 × 5,040,189.20
  4. Step 4: Simplify right side
    9,169,776.45x = 63,780,682,217,814.75
  5. Step 5: Solve for x
    x = 63,780,682,217,814.75/9,169,776.45
  6. Step 6: Final answer
    x = 6,955,532.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.